public function run()
{
$this->registerPlugin('accordion');
if ($this->inverted) {
UI::addCssClasses($this->options, self::TYPE_INVERTED);
echo UI::segment(Html::tag('div', $this->renderItems(), $this->options, ['class' => self::TYPE_INVERTED]));
} else {
echo Html::tag('div', $this->renderItems(), $this->options);
}
}
